Intestinal sleeve
US7476256B2 · kind B2 · utility
155Cited by
156References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 1, 2004 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | May 27, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2220/0066
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Method and apparatus for limiting absorption of food products in specific parts of the digestive system is presented. A gastrointestinal implant device is anchored in the duodenum and extends beyond the ligament of Treitz. All food exiting the stomach is funneled through the device. The gastrointestinal device includes an anchor for attaching the device to the duodenum and an unsupported flexible sleeve to limit absorption of nutrients in the duodenum. The anchor can include a stent and/or a wave anchor and is collapsible for catheter-based delivery and removal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.